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单词 manganite
释义

WordReference Random House Unabridged Dictionary of American English © 2024
man•ga•nite  (manggə nīt′),USA pronunciation n. 
  1. Mineralogya gray to black mineral, hydrous manganese oxide, MnO(OH);
    gray manganese ore.
  2. Chemistryany of a series of salts containing tetravalent manganese and derived from either of two acids, H4MnO4 or H2MnO3.
  • mangan(ese) + -ite1 1820–30

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